Patent · US Expired

Process for preparing aryl-iminomethyl-carbamino acid esters

US6861547B2 · kind B2 · utility

0Cited by

2References

1Claims

0Family size

Assignee

Boehringer Ingelheim International GmbH · DE

Inventors

Joerg Brandenburg · Ingelheim am Rhein, DE
Rolf Schmid · Gelterkinden, CH
Rainer Soyka · Biberach, DE
Ralf Anderskewitz · Laupheim, DE
Rolf Bauer · Ingelheim am Rhein, DE
Rainer Hamm · Ingelheim am Rhein, DE
Jutta Kroeber · Bingen, DE

Key dates

Filing date	May 5, 2002
Grant date	Mar 1, 2005
Priority date	—
Expiry date	Aug 13, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C271/64
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to a process suitable for large-scale industrial use for preparing compounds of general formula (I) wherein:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.